GB758949A - Improvements in or relating to relay selectors and cross-bar switches - Google Patents

Improvements in or relating to relay selectors and cross-bar switches

Info

Publication number
GB758949A
GB758949A GB2992/54A GB299254A GB758949A GB 758949 A GB758949 A GB 758949A GB 2992/54 A GB2992/54 A GB 2992/54A GB 299254 A GB299254 A GB 299254A GB 758949 A GB758949 A GB 758949A
Authority
GB
United Kingdom
Prior art keywords
bar
conductors
holes
grooves
selecting
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB2992/54A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Telefonaktiebolaget LM Ericsson AB
Original Assignee
Telefonaktiebolaget LM Ericsson AB
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Telefonaktiebolaget LM Ericsson AB filed Critical Telefonaktiebolaget LM Ericsson AB
Publication of GB758949A publication Critical patent/GB758949A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q1/00—Details of selecting apparatus or arrangements
    • H04Q1/02—Constructional details
    • H04Q1/16—Wiring arrangements for selector switches or relays in frames
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H67/00—Electrically-operated selector switches
    • H01H67/22—Switches without multi-position wipers
    • H01H67/26—Co-ordinate-type selector switches not having relays at cross-points but involving mechanical movement, e.g. cross-bar switch, code-bar switch

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Train Traffic Observation, Control, And Security (AREA)
  • Arc-Extinguishing Devices That Are Switches (AREA)
  • Structure Of Telephone Exchanges (AREA)
  • Manufacture Of Switches (AREA)
GB2992/54A 1953-03-04 1954-02-01 Improvements in or relating to relay selectors and cross-bar switches Expired GB758949A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE758949X 1953-03-04

Publications (1)

Publication Number Publication Date
GB758949A true GB758949A (en) 1956-10-10

Family

ID=20326647

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2992/54A Expired GB758949A (en) 1953-03-04 1954-02-01 Improvements in or relating to relay selectors and cross-bar switches

Country Status (5)

Country Link
US (1) US2816173A (de)
BE (1) BE526936A (de)
DE (1) DE943124C (de)
GB (1) GB758949A (de)
NL (2) NL88661C (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB890235A (de) * 1959-05-09 1900-01-01
US3487995A (en) * 1966-12-14 1970-01-06 Cit Alcatel Crossbar switches

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2434373A (en) * 1943-10-25 1948-01-13 Svensson Rolf Albin Selecting finger for crossbar switches
US2598085A (en) * 1947-12-18 1952-05-27 Vigren Sten Daniel Contact support for crossbar switches
US2577067A (en) * 1948-02-17 1951-12-04 Kellogg Switchboard & Supply Crossbar switch
US2680783A (en) * 1950-06-21 1954-06-08 Automatic Elect Lab Pulse operated switching apparatus of the crossbar type
BE506582A (de) * 1950-10-23
BE515787A (de) * 1951-11-26
US2731516A (en) * 1951-12-14 1956-01-17 Andrew W Vincent Coordinate electrical switching means

Also Published As

Publication number Publication date
NL88661C (de)
BE526936A (de)
US2816173A (en) 1957-12-10
DE943124C (de) 1956-05-09
NL184891B (nl)

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